Bluetooth version:  V5.3, QCC chipset

Bluetooth operation rage:  Class 2, Up to 10 meters

Auracast operation rage:  Up to 20meters

Operation frequency:  2.402～2.480GHz

Support profiles:  A2DP and AVRCP

Audio code:  Audio code: apt-X, aptX-HD, aptX adaptive, SBC

Charging input:  DC5.0V/500mA

Charging time:  Approx. 2hours

Work time:  35 hours